40431141200421 has 24 divisors (see below), whose sum is σ = 59738897347584. Its totient is φ = 26342724925440.

The previous prime is 40431141200407. The next prime is 40431141200423. The reversal of 40431141200421 is 12400214113404.

40431141200421 is a `hidden beast` number, since 4 + 0 + 4 + 3 + 114 + 120 + 0 + 421 = 666.

It is not a de Polignac number, because 40431141200421 - 2⁷ = 40431141200293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40431141200423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 263899740 + ... + 264052901.

It is an arithmetic number, because the mean of its divisors is an integer number (2489120722816).

Almost surely, 2^{40431141200421} is an apocalyptic number.

It is an amenable number.

40431141200421 is a deficient number, since it is larger than the sum of its proper divisors (19307756147163).

40431141200421 is a wasteful number, since it uses less digits than its factorization.

40431141200421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527952841 (or 527952838 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 40431141200421 its reverse (12400214113404), we get a palindrome (52831355313825).

The spelling of 40431141200421 in words is "forty trillion, four hundred thirty-one billion, one hundred forty-one million, two hundred thousand, four hundred twenty-one".